| Équations équilibrées la veille |
PB(NO3)2 + 2 IK = PBI2 + 2 KNO3
CH3CH2Cl + O2 = CH3Cl + CO2 + H2O =>
2 CH3CH2Cl + 3 O2 = 2 CH3Cl + 2 CO2 + 2 H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CuSO4 + Zn + Cl = ZnSO4 + CuCl2 =>
CuSO4 + Zn + 2 Cl = ZnSO4 + CuCl2
HNO2 + NaH = NaOH + H2 + N2 =>
2 HNO2 + 4 NaH = 4 NaOH + H2 + N2
Zn + K4Fe(CN)6 = Zn2Fe(CN)6 + K =>
2 Zn + K4Fe(CN)6 = Zn2Fe(CN)6 + 4 K
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C3H5NO33 = O2 + N2 + H2O + CO2 =>
4 C3H5NO33 = 49 O2 + 2 N2 + 10 H2O + 12 CO2
KMnO4 + H2SO4 + Na3AsO3 = K2SO3 + MnSO4 + Na3AsO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 6 Na3AsO3 = K2SO3 + 2 MnSO4 + 6 Na3AsO4 + 3 H2O
HBr + Ca(OH)2 = CaBr2 + H2O =>
2 HBr + Ca(OH)2 = CaBr2 + 2 H2O
Cd + HNO3 = Cd(NO3)2 + H2O + NO2 =>
Cd + 4 HNO3 = Cd(NO3)2 + 2 H2O + 2 NO2
Co(NO2)3 + (NH4)2O = Co2O3 + NH4NO2 =>
2 Co(NO2)3 + 3(NH4)2O = Co2O3 + 6 NH4NO2
MnO4{-} + HOOCCOOH + H{+] = Mn{2+}+CO2+H2O =>
2 MnO4{-} + 5 HOOCCOOH + 6 H{+] = 2 Mn{2+}+10CO2+8H2O
CoI3 + LiCo3 = Co2(Co3)3 + LiI =>
11 CoI3 + 33 LiCo3 = 10 Co2(Co3)3 + 33 LiI
MnO2 + H2 = MnH + O =>
2 MnO2 + H2 = 2 MnH + 4 O
Fe2 + SnCl4 = FeCl4 + Sn =>
Fe2 + 2 SnCl4 = 2 FeCl4 + 2 Sn
Ba(OH)2(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + Ba(NO3)2(aq) =>
3 Ba(OH)2(aq) + 2 Fe(NO3)3(aq) = 2 Fe(OH)3(s) + 3 Ba(NO3)2(aq)
H2S + Cr(OH)3 = H2O + Cr2S3 =>
3 H2S + 2 Cr(OH)3 = 6 H2O + Cr2S3
H2CO5 + H2O = H4CO6 =>
H2CO5 + H2O = H4CO6
Fe2(SO4)2 + NH4SCN = FeSCN + NH4SO4 =>
Fe2(SO4)2 + 2 NH4SCN = 2 FeSCN + 2 NH4SO4
[CoCl2*6H2O] + NH4Cl + NH3 + H2O2 = [CoCl(NH3)5]Cl2 + H2O =>
2[CoCl2*6H2O] + 2 NH4Cl + 8 NH3 + H2O2 = 2[CoCl(NH3)5]Cl2 + 14 H2O
Mn + H2O = Mn(OH)2 + H2 =>
Mn + 2 H2O = Mn(OH)2 + H2
(NH4)2Cr2O7 = Cr2O3 + H2O(g) + N2(g) =>
(NH4)2Cr2O7 = Cr2O3 + 4 H2O(g) + N2(g)
HNO3 + Sb2S3 = H3SbO4 + SO2 + NO2 + H2O =>
22 HNO3 + Sb2S3 = 2 H3SbO4 + 3 SO2 + 22 NO2 + 8 H2O
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
C6H6O7 + Na3PO4 = C6H6O7Na2 + Na2PO4 =>
C6H6O7 + 2 Na3PO4 = C6H6O7Na2 + 2 Na2PO4
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
LiHCO3 + H2SO4 = Li2SO4 + H2O + CO2 =>
2 LiHCO3 + H2SO4 = Li2SO4 + 2 H2O + 2 CO2
CO2 + CaCl2 = CaCO2 + Cl2 =>
CO2 + CaCl2 = CaCO2 + Cl2
C3H8 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C3H6O =>
3 C3H8 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 C3H6O
LiCl + KF = LiF + KCl =>
LiCl + KF = LiF + KCl
Al2O3 + Zn(NO3)2 = Al(NO3)3 + ZnO =>
Al2O3 + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 ZnO
MgHNO3 + HCl = H2NO3 + MgCl =>
MgHNO3 + HCl = H2NO3 + MgCl
NiCl2 + (NH4)2CO3 = NiCO3 + (NH4)2Cl2 =>
NiCl2 + (NH4)2CO3 = NiCO3 + (NH4)2Cl2
KMnO4 + NaNO2 + HCl = KCl + MnCl2 + NaNO3 + H2O =>
2 KMnO4 + 5 NaNO2 + 6 HCl = 2 KCl + 2 MnCl2 + 5 NaNO3 + 3 H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Pt + Cl3 = PtCl =>
3 Pt + Cl3 = 3 PtCl
KIO3 + KI + H2SO4 = I2 + H2O + K2SO4 =>
KIO3 + 5 KI + 3 H2SO4 = 3 I2 + 3 H2O + 3 K2SO4
H2S2 + HClO2 + H2O = H2SO4 + HCl =>
2 H2S2 + 7 HClO2 + 2 H2O = 4 H2SO4 + 7 HCl
Pb3(PO4)2 + CH3COONa = (CH3COO)2Pb + Na3PO4 =>
Pb3(PO4)2 + 6 CH3COONa = 3(CH3COO)2Pb + 2 Na3PO4
C6H4(OH)2(ac) + H2O2(ac) = C6H4O2(ac) + H2O(ac) =>
C6H4(OH)2(ac) + H2O2(ac) = C6H4O2(ac) + 2 H2O(ac)
C2Cl4 + Cl2 + HF = C2Cl2F4 + HCl =>
C2Cl4 + Cl2 + 4 HF = C2Cl2F4 + 4 HCl
Rb2O2 + RbO2 = Rb2O3 =>
Rb2O2 + 2 RbO2 = 2 Rb2O3
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
BaSO4 + Na2CO3{+} = BaCO3 + Na2SO4{+} =>
BaSO4 + Na2CO3{+} = BaCO3 + Na2SO4{+}
KHSO4 + SO2 = KHSO3 + SO4 =>
2 KHSO4 + SO2 = 2 KHSO3 + SO4
Na2S2O + I2 = Na2S2I2 + O2 =>
2 Na2S2O + 2 I2 = 2 Na2S2I2 + O2
K + H2O = KOK + H2 =>
2 K + H2O = KOK + H2
Mn(s) + O2(g) = Mn2O3(s) =>
4 Mn(s) + 3 O2(g) = 2 Mn2O3(s)
As2O3 + H2O = As(OH)3 =>
As2O3 + 3 H2O = 2 As(OH)3
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Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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